Dockerfile

# Dockerfile
# Copyright (c) 2022 Cannabis Data
# Copyright (c) 2021-2022 Cannlytics
#
# Auhtors:
#    Keegan Skeate <https://github.com/keeganskeate>
# Created: 1/5/2021
# Updated: 11/23/2022
# License: MIT License <https://github.com/cannabisdata/cannabisdata/blob/main/LICENSE>

# Use an official lightweight Python image.
# https://hub.docker.com/_/python
FROM python:3.9-slim-buster

# Service must listen to $PORT environment variable.
# This default value facilitates local development.
ENV PORT 8080

# Keeps Python from generating .pyc files in the container.
ENV PYTHONDONTWRITEBYTECODE 1

# Setting this ensures print statements and log messages
# promptly appear in Cloud Logging.
ENV PYTHONUNBUFFERED True

# Install dependencies.
COPY requirements.txt .
RUN python -m pip install --upgrade pip
RUN python -m pip install -r requirements.txt

# Specificy directory.
ENV APP_HOME /app
WORKDIR $APP_HOME

# Copy local code to the container image.
COPY . ./

# Switching to a non-root user, please refer to https://aka.ms/vscode-docker-python-user-rights
RUN useradd appuser && chown -R appuser /app
USER appuser

# Allow xlwings to be installed.
# ENV INSTALL_ON_LINUX 1

# Run the web service on container startup. Here we use the gunicorn
# webserver, with one worker process and 8 threads.
# For environments with multiple CPU cores, increase the number of workers
# to be equal to the cores available.
CMD exec gunicorn --bind 0.0.0.0:$PORT --workers 4 --threads 16 --timeout 120 dashboard.core.wsgi:application